ORO2U Dirt Catalogue - Section E - Engine and Performance.

Wossner

Piston Kits

Wossner Piston Kits With over 25 years of custom piston and rod manufacturing, Wossner Pistons is deeply committed to bringing to market only the best and most accurately machined forged pistons and rods available. Wossner Pistons commitment to quality stems from designing racing components for top European racing teams in all types of venues to supplying the weekend racer a hop-up high compression piston, or a big bore piston to take advantage of today’s high revving high horsepower engines in both automotive and motorcycle applications.With unsurpassed quality and a commitment, Wossner Pistons will always listen to the customer as this assures you will always receive the high quality forged CNC machined components you would expect from today’s top European piston and rod manufacturer. Wossner Pistons

believes in continued research and development so that the end user is guaranteed to receive the highest quality machined forged piston.

Wossner Pistons engineers & manufactures 2-stroke and 4-stroke motorcycle, automotive, snowmobile pistons in various bore sizes and compression ratios.

HUSQVARNA 4-Stroke Models Years

Size

Piston Kit

Piston Rings 56-R333.WO

Piston Pin 56-7984.WO 56-7918.WO 56-7984.WO 56-7984.WO 56-7927.WO 56-7927.WO 56-7927.WO 56-7927.WO 56-7927.WO 56-7927.WO 56-7927.WO 56-7982.WO 56-7982.WO

Piston Clips 56-0153.WO 56-0155.WO 56-0153.WO 56-0153.WO 56-0155.WO 56-0155.WO 56-0155.WO 56-0155.WO 56-0155.WO 56-0155.WO 56-0155.WO 56-0154.WO 56-0154.WO 56-0154.WO 56-0154.WO 56-0154.WO 56-7982.WO 56-0154.WO 56-0154.WO 56-0154.WO 56-0155.WO 56-0155.WO 56-0155.WO 56-0155.WO 56-0155.WO 56-0155.WO 56-0155.WO 56-0155.WO 56-0155.WO 56-0154.WO 56-0154.WO 56-0155.WO 56-0155.WO 56-0155.WO 56-0155.WO 56-0155.WO 56-0155.WO 56-0155.WO 56-0155.WO 56-0155.WO 56-0155.WO 56-0155.WO

Small End Bearing

2020 - 23 88mm 1990 - 97 84mm 2017 - 22 88mm 2017 - 22 88mm

FE 350 TE 350

56-W8822.A.WO 56-W110.WO.A 56-W4735+00A.WO 56-W4736+00A.WO

– – – – – – – – – – – – – –

56-R302

FX 350 Comp 13.2:1

56-R333.WO 56-R333.WO

Hi Comp 14.5:1

TC 400

1999 - 01 91.5mm 56-W104.A 2005 - 07 91.5mm 56-W104.A 1993 - 95 91.5mm 56-W100.A 1996 - 98 91.5mm 56-W101.A 1999 - 01 91.5mm 56-W102

56-R303 56-R303 56-R303 56-R303 56-R303 56-R308 56-R308

SMR 400

TE 410 TE 410 TE 410

TC / TE / TXC 449

2011 - 13 98mm

56-W920.A.WO 56-W920.A.WO 56-W956.A.WO

SMR 449

2011

98mm

FC 450 Comp. 12.6:1

2014 - 22 95mm 2014 - 22 95mm

56-R554.WO 56-R554.WO 56-R329.WO 56-R329.WO 56-R329.WO 56-R329.WO 56-R329.WO 56-R329.WO 56-R329.WO

Hi-Comp 13.6:1

56-W956.A.WO.HC 56-W4985.A.WO

FC 450 Comp. 13.50

2023

95mm

56-7964

FE 450

2014 - 19 95mm 2017 - 21 95mm 2017 - 21 95mm

56-W968.A.WO 56-W956.A.WO

56-7982.WO 56-7982.WO 56-7982.WO 56-7982.WO 56-7982.WO

FS 450 Comp. 12.6:1

Hi Comp 13.6:1

56-W956.A.WO.HC 56-W956.A.WO 56-W956.A.WO.HC 56-W4985.A.WO

FX 450

2017 - 22 2017 - 22

95mm 95mm 95mm

Hi Comp 13.6:1

FX 450 Comp. 13.50

2023 2002

56-7964

TC 450 TC 450

97mm 56-W018.A

56-R307 56-R307 56-R307 56-R307 56-R307 56-R307 56-R307 56-R307 56-R307

56-7927.WO 56-7927.WO 56-7927.WO 56-7927.WO 56-7927.WO 56-7927.WO 56-7927.WO 56-7927.WO 56-7927.WO 56-7982.WO

2003 - 05 97mm 56-W023.A

TC 450 Comp. 13.0:1

2006 - 10 97mm

56-W146.WO.A

TE 450 TE 450

2002

97mm 56-W018.A

2003 - 05 97mm 56-W023.A

TE 450 Comp. 13.0:1

2006 - 10 97mm 2008 - 10 97mm

56-W146.WO.A 56-W146.WO.B

– – – – – – – – – – – – – – – – – – – – – – –

TXC 450 SMR 450

2003 - 05 97mm 56-W023.A

SMR 450 Comp. 13.0:1

2006 - 10 97mm 2014 - 19 95mm 2020 - 23 95mm

56-W146.WO.A 56-W925.A.WO 56-W8816.A.WO

FE 501 FE 501

56-R329.WO 56-R329.WO

56-7964

TC / TE 510

1987 - 90 91.5mm 56-W105.A

56-R303 56-R307 56-R307 56-R307 56-R307 56-R364 56-R307 56-R307 56-R303 56-R364 56-R364 56-R308

56-7927.WO 56-7927.WO 56-7918.WO 56-7927.WO 56-7918.WO WP068-SP 56-7927.WO 56-7927.WO 56-7927.WO 56-7927.WO 56-7927.WO 56-7974.WO 56-7974.WO 56-7974.WO 56-7974.WO 56-7974.WO 56-7974.WO

TC 510 Comp. 13.0:1

2006 - 09 97mm 2006 - 09 97mm 2008 - 10 97mm 2008 - 10 97mm

56-W147.WO.A 56-W942.WO.A 56-W147.WO.A 56-W942.WO.A 56-W919.A.WO 56-W147.WO.A 56-W942.WO.A

Comp. 13.0:1 (2-Ring)

TE 510 Comp. 13.0:1

Comp. 13.0:1 (2-Ring)

TE 510

2011 - 13

SMR 510 Comp. 13.0:1

2008 - 10 97mm 2008 - 10 97mm

Comp. 13.0:1 (2-Ring)

WRE 510

1987 - 90 91.5mm 56-W105.A

TE / TXC 511

2011 - 13 101mm

56-W919.A.WO 56-W919.A.WO

SMR 511

2011

101mm

TC / TE 570 TC / TE 570 TC / TE 610

2001 - 02 98mm 56-W116.A

56-0156 56-0156 56-0156 56-0156 56-0156 56-0156

2001 - 02 98mm

56-W019.A.WO

980ADS-2

1991 - 98 98mm 56-W115.A 1999 - 03 98mm 56-W116.A

56-R308 56-R308 56-R308 56-R308

TC / TE 610 Comp. 10.0:1

Hi-Comp. 11.0:1

1999 - 03 98mm 2005 - 10 98mm

56-W019.A.WO 56-W119.A.WO

TC / TE 610

Please Note Wossner Piston rings will NOT run in chrome bores!

Please note All Piston Kits do not include small end bearings. Most Kits available from standard size up to 2.00mm over size.

*Please visit our website for current prices E27

E-mail: sales@oro2u.com

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